[libj6] Move caps.h to cap_flags.h

This file is just the generated cap flag constants. Move it to not
collide with more capability code to be added.

src/user/drv.uart/main.cpp

@@ -3,7 +3,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 
-#include <j6/caps.h>
+#include <j6/cap_flags.h>
 #include <j6/errors.h>
 #include <j6/flags.h>
 #include <j6/init.h>

src/user/srv.init/main.cpp

@@ -1,7 +1,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 
-#include <j6/caps.h>
+#include <j6/cap_flags.h>
 #include <j6/errors.h>
 #include <j6/init.h>
 #include <j6/syscalls.h>

src/user/srv.logger/main.cpp

@@ -3,7 +3,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 
-#include <j6/caps.h>
+#include <j6/cap_flags.h>
 #include <j6/errors.h>
 #include <j6/flags.h>
 #include <j6/init.h>

src/user/test_runner/tests/handles.cpp

@@ -1,4 +1,4 @@
-#include <j6/caps.h>
+#include <j6/cap_flags.h>
 #include <j6/errors.h>
 #include <j6/syscalls.h>
 #include <j6/types.h>